Datasheet
SLUS488E − SEPTEMBER 2002 − REVISED JULY 2009
8
www.ti.com
APPLICATION INFORMATION
The following application circuit shows an isolated 12-V
IN
to 2.5 V
OUT
push-pull converter with scalable output
power (20 W to 200 W). Note that the pinout shown is for SOIC-8 and PDIP-8 packages.
typical application
UDG−01084
UCC3808x
7 OUTA
6 OUTB
3CS
1CTRL
4RT
2
ISET
5
GND
8
VDD
C
F
220 pF
R
S
6
3
1
4
2
5
165
k
Ω
TL431
4.7
Ω
4.7
Ω
1
µ
F
SR
DRIVE
V
O
= 2.2 V TO 3.3 V
ADJUSTABLE
V
IN
= 12 V
+/−20%V
R
F
1 kΩ
R
SET